CN100447438C

CN100447438C - Dust-proofing piece of linear sliding rail

Info

Publication number: CN100447438C
Application number: CNB2005101060867A
Authority: CN
Inventors: 陈冠群; 蔡玉文
Original assignee: Hiwin Technologies Corp
Current assignee: Hiwin Technologies Corp
Priority date: 2005-09-29
Filing date: 2005-09-29
Publication date: 2008-12-31
Anticipated expiration: 2025-09-29
Also published as: CN1940325A

Abstract

There is disclosed a dustproof piece for linear slideways, whose main use is to prevent the foreign body from entering into the gap between the slider and the sliderway. At one end of the dustproof piece is disposed a fastening part and at the other end is disposed an inserting part. Two end caps are mounted at both ends of the slider. In the position of one end cap relative to the fastening part is set a check block for fastening of the fastening part. In the position of the end cap relative to the inserting part is set a stop part with locating holes to provide the inserting part for planting and spacing.

Description

The dustproof sheet of linear slide rail

Technical field

The present invention relates to a kind of dustproof sheet of linear slide rail, its predominant use is to block that foreign matter enters the slit between slide block and slide rail and the operation that influences linear slide rail.

Background technique

See also shown in Fig. 1,2, the dustproof sheet the 14, the 15th of known linear slide rail is assembled in it on inferior end face of class's sagged shape of slide block 11 with several screws 16, and be resisted against the bi-side of slide rail 12 with the flange 141,151 that each

dustproof sheet

14,15 is adjacent to slide rail 12 sides, in order to blocking the slit 13 of 12 of slide block 11 and slide rails, 13 enter and influence the operation of linear slide rail from the slit to prevent foreign matter; Yet this known

dustproof sheet

14,15, all must can carry out by the instrument beginning no matter assemble or dismounting in addition because of being with screw 16 lockings, real shortcoming convenience, and have much room for improvement.

Summary of the invention

Main purpose of the present invention is to provide a kind of dustproof sheet of linear slide rail, the dustproof sheet of this linear slide rail can not must in addition by instrument, mounting or dismounting that can be quick, easy.

Secondary objective of the present invention is to provide a kind of dustproof sheet of linear slide rail, and it only must make a kind of dustproof sheet of specification, can use for the both sides of linear slide rail.

For achieving the above object, technical solution of the present invention is:

A kind of dustproof sheet of linear slide rail, it is a lengthy motion picture shape; This dustproof sheet one end is provided with the vertical buckling part of turnover on one day, and this buckling part clip is located at slide block wherein on the end cap of an end in group; This dustproof sheet the other end is provided with one and plugs together portion; The other end that this portion's of plugging together plant is assembled in the slide block the other end covers.

A kind of dustproof sheet of linear slide rail, it is to be a lengthy motion picture shape; This dustproof sheet one end is provided with the vertical tabs of turnover on one day, on the dustproof sheet lamellar body of contiguous this tabs several breach is arranged, and these several breach edge are assembled in the wherein block compacting on the end cap of an end of slide block; This dustproof sheet the other end is provided with one and plugs together portion; The other end that this portion's of plugging together plant is assembled in the slide block the other end covers.

Wherein long side between the two ends of this dustproof sheet forms gradually closing and shortens cone-shaped flange into.

This dustproof sheet by a metal lamellar body thereon end face constituted in conjunction with a soft material.

This dustproof sheet is made with plastic cement one ejection formation.

This flange is soft material.

Be provided with a perforation in this buckling part; And on the end cap with respect to the dustproof sheet buckling part, being provided with a fixture block, the perforation clip of this buckling part is on fixture block.

This portion of plugging together one is the lamellar body that class descends; Should plug together on the end cap of portion with respect to dustproof sheet, be provided with a resistance part with positioning hole, this positioning hole is planted for the portion of plugging together of dustproof sheet.

These several breach that are adjacent to tabs are positioned at different long sides and the setting of staggering, and constitute the portion that once plugs together between these several breach; With respect to several block tool one axial clearances on the end cap of these several breach, this time portion of plugging together is inserted in several gaps and packing.

This portion of plugging together one is the lamellar body that class descends, and should plug together on the end cap of portion with respect to dustproof sheet, is provided with a resistance part with positioning hole, and this positioning hole is planted for the portion of plugging together of dustproof sheet.

After adopting such scheme, because the present invention is provided with a turnover to buckling part or the tabs vertically held at a wherein end of dustproof sheet, another end is provided with one and plugs together portion, cooperate the end cap at slide block two ends to be provided with fixture block relative or block with buckling part, and the resistance part with positioning hole relative with the portion of plugging together, thereby make each other in the clip state, like this, this dustproof sheet must be in addition by instrument, mounting or dismounting that can be quick, easy are on two end cap, and on slide block, and then block slit between slide block and slide rail, enter in the slit to prevent foreign matter.

Description of drawings

Fig. 1 is the three-dimensional exploded view before the known dustproof sheet assembling;

Fig. 2 is the sectional drawing after the known dustproof sheet assembling;

Fig. 3 is first kind of embodiment's of the present invention a three-dimensional exploded view;

Fig. 4 is first kind of embodiment's of the present invention a assembling stereogram;

Fig. 5 A is the partial perspective view before the buckling part of first kind of embodiment's dustproof sheet of the present invention is fastened on end cap;

Fig. 5 B is that the portion of plugging together of first kind of embodiment's dustproof sheet of the present invention plugs together the partial perspective view before end cap;

Fig. 6 A is the A-A profile of Fig. 4;

Fig. 6 B is the B-B profile of Fig. 4;

Fig. 7 is the C-C sectional drawing of Fig. 4;

Fig. 7 A is the partial enlarged drawing of Fig. 7;

Fig. 8 is the schematic representation that first kind of embodiment's dustproof sheet of the present invention is assembled in the linear slide rail of normal use;

Fig. 9 is second kind of embodiment's of the present invention a three-dimensional exploded view;

Figure 10 is second kind of embodiment's of the present invention a assembling stereogram;

Figure 11 A is the partial perspective view before the buckling part of second kind of embodiment's dustproof sheet of the present invention is fastened on end cap;

Figure 11 B is that the portion of plugging together of second kind of embodiment's dustproof sheet of the present invention plugs together the partial perspective view before end cap;

Figure 12 A is the A-A profile of Figure 10;

Figure 12 B is the B-B profile of Figure 10;

Figure 13 is the C-C sectional drawing of Figure 10;

Figure 13 A is the partial enlarged drawing of Figure 13;

Figure 14 is the schematic representation that second kind of embodiment of the present invention is assembled in inverted linear slide rail.

The primary component symbol description

11 slide blocks, 12 slide rails, 13 slits

14 dustproof sheets, 141 flanges, 15 dustproof sheets

151 flanges, 16 screws, 20 slide blocks

23 end faces of 22 end faces of 21 chutes

30 slide rails, 40 dustproof sheets, 41 buckling parts

42 perforation, 43 flanges 44 plug together portion

45 butting sections, 40 ' dustproof sheet, 41 ' buckling part

42 ' perforation, 43 ' flange 44 ' plugs together portion

45 ' butting section, 45 ' butting section, 46 ' short slot

51 end face 52 grooves of 50 first end caps

53 fixture blocks, 531 guide faces, 54 resistance parts

57 end faces of 55 positioning holes, 56 breach

58 first blocks, 581 gaps, 59 second blocks

61 end faces of 591 gaps, 60 second end caps

62 grooves, 63 fixture blocks, 631 guide faces

64 resistance parts, 65 positioning holes, 66 breach

67 end face 70 dustproof sheets 71 tabs

72 first breach, 73 flanges 74 plug together portion

75 butting sections, 76 second breach plug together portion 77 times

Embodiment

See also shown in Fig. 3,4, it is first kind of embodiment of the present invention, the described dustproof sheet 40 of this embodiment is a lengthy motion picture shape, the one end forms vertically transfers and rough rectangular buckling part 41 one day, this buckling part 41 is lamellar bodies, establish rectangle perforation 42 in the middle of it, this rectangle perforation 42 extends to the transverse end surface of dustproof sheet 40 slightly; The other end of this dustproof sheet 40 is provided with one and plugs together a portion 44 and a butting section 45, and this plugs together

portion

44 and 45 of butting sections and is provided with a short slot (do not look among the figure and), and this plugs together the upper-end surface that portion 44 is lower than dustproof sheet 40; In addition, the long limit outer rim between the two ends of this dustproof sheet 40 forms a summary and gradually closing shortens cone-shaped flange 43 into up; Again, this dustproof sheet 40 can by a metal lamellar body thereon end face constituted in conjunction with a soft material, and flange 43 promptly is a flexible glue material; This dustproof sheet 40 can also the plastic rubber ejaculate molding technology, and is all made by plastic cement.

Please consult Fig. 5 again to shown in Figure 7, described dustproof sheet 40 can be mounted on 50,60 of end caps that are positioned at slide block 20 two ends, and on slide block 20 (present embodiment is to enable clear looking and the shape of each element, graphic in be to present with inverted direction); The upper-end surface of this slide block 20, first end cap 50, second end cap 60 forms a lower

inferior end face

22,51,67 with respect to dustproof sheet 40 places, place in time end face for dustproof sheet 40, the lateral margin that a long side of this dustproof sheet 40 can be subjected to the upper-end surface stops and locatees; Cooperate shown in Fig. 5 A, the inferior end face 51 of this first end cap 50 is provided with the fixture block 53 that a certainly inferior end face 51 extends to first end cap, 50 vertical sides corresponding to buckling part 41 places of dustproof sheet 40, and the side of this first end cap 50 forms a groove 52 around fixture block 53 longitudinal parts; The longitudinal part bottom surface of this fixture block 53 forms acclivitous guide face 531; But the perforation 42 lower edge clips of these dustproof sheet 40 buckling parts 41 form the clip state on the guide face 531 of fixture block 53, make this end direction up of dustproof sheet 40 limited; 42 the upper limb of boring a hole then is subjected to 53 stopping of transverse end of fixture block and makes the dustproof sheet 40 can't displacement; Cooperate again shown in Fig. 5 B, the inferior end face 67 of this second end cap 60 is established a resistance part 64 with respect to the portion that plugs together 44 places of dustproof sheet 40, this resistance part 64 is provided with one for plugging together the positioning hole 65 that portion 44 plants, so that this end of dustproof sheet 40 can't displacement, borrow to plug together the dustproof sheet higher end face of 40 lamellar body tools of portion's 44 adjacent sides and can be subjected to stopping of resistance part 64; Resistance part 64 is adjacent to a side of slide rail 30, forms a breach 66, and this breach 66 can be for taking in butting section 45; Borrow the buckling part 41 of above-mentioned dustproof sheet 40 to be equipped in the fixture block 53 of first end cap 50 and to plug together portion 44 and be inserted in the positioning hole 65, dustproof sheet 40 can be assembled in 50,60 of two end cap, and make dustproof sheet 40 on slide block 20; 43 of the flanges of this dustproof sheet 40 are resisted against a wherein side of slide rail 30, and the slit of 30 of slide block 20 and slide rails is blocked, and enter in the slit to prevent foreign matter.

Gap between the another side of these slide rail 30 another sides and slide block 20, first end cap 50, second end cap 60 is blocked with the opposed dustproof sheet 40 ' of a direction; The collocation of the upper-end surface of this two

end cap

50,60 be inverted buckling part 41 ', the buckling part 41 ' of dustproof sheet 40 ' perforation 42 ', plug together portion 44 ', butting section 45 ', short slot 46 ', also be provided with structures such as

time end face

57,61 and the opposed fixture block 63 of direction, resistance part 54, positioning hole 55, breach 56; Another upper-end surface of slide block 20 also forms a lower inferior end face 23; Because two

dustproof sheets

40,40 ' structure are identical, and only with the inverse manner assembling, therefore can only produce a kind of dustproof sheet of specification, thereby reduce production costs; Please cooperate and consult Figure 6 and Figure 7, the gap that the bi-side of this slide rail 30 and slide block 20, first end cap 50, second end cap are 60 is subjected to two

dustproof sheets

40,40 ' flange 43,43 ' block respectively, thereby can prevent that foreign matter from entering; Desire dismounting

dustproof sheet

40,40 ' time, only must

dustproof sheet

40,40 ' buckling part 41,41 ' be colluded toward the outside with finger, can make buckling part 41,41 ' perforation 42, the guide face 531,631 of 42 ' disengaging

fixture block

53,63, thereby

dustproof sheet

40,40 ' is extracted out; See also shown in Figure 8ly, the linear slide rail of present embodiment is when normal the use, and described slide block 20 is positioned at the upper end of slide rail 30.

Please consult shown in Fig. 9 to Figure 11 A, the B again, it is second kind of embodiment of the present invention, the dustproof sheet 70 of present embodiment, the structure of one end is identical with the end structure that first kind of embodiment's dustproof sheet 40 tools plug together portion 44, promptly also be provided with one and plug together portion 74, a butting section 75, plug together 75 of portion 74 and butting sections and have a short slot (do not look among the figure and), borrow said structure to arrange in pairs or groups and to plug together with resistance part 64, positioning hole 65 on inferior end face 67 of second end cap 60; Promptly the portion that plugs together 74 with dustproof sheet 70 is inserted in the positioning hole 65 of resistance part 64, and makes butting section 75 be accommodated in breach 66 places; In addition, the other end of this dustproof sheet 70 is provided with a tabs 71 that bends down; Dustproof sheet 70 lamellar bodies of its next-door neighbour's tabs 71 are provided with first breach 72 and second breach 76, these first breach, 72 long sides located therein, in the position that another long side staggers this first breach 72, other is provided with one second breach 76, and the lamellar body between this first breach 72 and second breach 76 forms the portion 77 that once plugs together; The upper-end surface of this first end cap 50 also is provided with end face 51 one time with respect to an end of first and second breach 72,76 of dustproof sheet 70 tools, the side of first end cap 50 forms the groove 52 that a certainly inferior end face 51 extends to its side, the offside staggered positions that this time end face 51 proximate recesses 52 are provided with first block, 58, the first blocks 58 of a tool axial clearance 581 is provided with second block 59 of also having an axial clearance 591 in addition; This second block 59 is made as closed end near the side of slide block 20; The closed end of this first block 58 and second block 59 is positioned at the direction that is staggered; Wherein long side outer rim between two ends of this dustproof sheet 70 forms one and gradually closing shortens cone-shaped flange 73 into slightly up; This flange 73 is positioned at the direction near slide rail 30, and this flange 73 is flexible glue materials; Described dustproof sheet 70 can by a metal lamellar body thereon end face constituted in conjunction with a soft material; It can also the plastic rubber ejaculate molding technology, and is all made by plastic cement material.

Please continue to cooperate and consult shown in Figure 11 to 14, the dustproof sheet 70 of present embodiment plugs together that portion 74 can be inserted in resistance part 64 positioning holes 65 of second end cap 60 and limited, 75 sides that are resisted against resistance part 64, its butting section; 72 of first breach of dustproof sheet 70 the other ends stagger second block 59 of first end cap 50 of first block 58,76 of second breach of first end cap 50 that staggers, make dustproof sheet 70 can be smooth on the inferior end face 22,51,67 of slide block 20 and first end cap 50, second end cap 60; When the portion 77 that time plugs together that its first breach 72 and 76 of second breach are constituted is inserted in the positioning hole 65 of resistance part 64 in the portion that plugs together 74 displacements of other end, can its two side that is adjacent to each breach edge be inserted in the gap 581,591 of this first block 58 and second block 59 respectively and packing; 71 of its tabs just are placed in the groove 52 of first end cap 50; 73 of long flanges between its two ends support the sides as for slide rail 30, enter the gap (shown in Figure 13 and Figure 13 A) of 20 of slide rail 30 and slide blocks to prevent foreign matter; In like manner, this slide block 20, first end cap 50, the opposite side of second end cap 60 and the gap between slide rail 30 another sides also can be made as identical structure, and the dustproof sheet 70 of arranging in pairs or groups again blocks different effect of going into to enter to reach; And if slide block 20, first end cap 50, second end cap, 60 both sides be used for the arranging in pairs or groups group-setting structure of dustproof sheet 70 is exchanged setting, and thereon with the 70 displacement direction combinations of two dustproof sheets, then can only produce a kind of dustproof sheet of specification, can use for both sides, thereby reduce production costs; This cooperation is consulted shown in Figure 13, and the flange 73 that the gap that the bi-side of this slide rail 30 and slide block 20, first end cap 50, second end cap are 60 is subjected to two dustproof sheets 70 respectively blocks, and can prevent that foreign matter from entering; When desiring to unload dustproof sheet 70, only must collude laterally with the tabs 71 of finger with dustproof sheet 70, positioning hole 65 and the inferior dual-side that plugs together portion 77 that order plugs together portion 74 disengaging resistance parts 64 break away from the gap 581,591 of first block 58 and second block 59, place's 70 extractions of can will preventing dust.

In sum, dustproof sheet of the present invention has solved the not shortcoming of convenient to load and transport of known dustproof sheet, and opposed direction is when being provided with, and only the one of the main divisions of the male role in traditional opera produces a kind of specification, can use for the slide block both sides, thereby significantly reduce cost.

Claims

1, a kind of dustproof sheet of linear slide rail, it is to be a lengthy motion picture shape; It is characterized in that:

This dustproof sheet one end is provided with the vertical tabs of turnover on one day, on the dustproof sheet lamellar body of contiguous this tabs several breach is arranged, and the edge of these several breach is assembled in the wherein block on the end cap of an end and being pressed of slide block;

This dustproof sheet the other end is provided with one and plugs together portion; The other end that this portion's of plugging together plant is assembled in the slide block the other end covers.

2, the dustproof sheet of linear slide rail according to claim 1 is characterized in that: the wherein long side between the two ends of this dustproof sheet forms gradually closing and shortens cone-shaped flange into.

3, the dustproof sheet of linear slide rail according to claim 1 is characterized in that: this dustproof sheet by a metal lamellar body thereon end face constituted in conjunction with a soft material.

4, the dustproof sheet of linear slide rail according to claim 1, it is characterized in that: this dustproof sheet is made with plastic cement one ejection formation.

5, as the dustproof sheet of linear slide rail as described in the claim 2, it is characterized in that: this flange is soft material.

6, the dustproof sheet of linear slide rail according to claim 1, it is characterized in that: these several breach that are adjacent to tabs are positioned at different long sides and the setting of staggering, and constitute the portion that once plugs together between these several breach; Have an axial clearance respectively with respect to several blocks on the end cap of these several breach, this time portion of plugging together is inserted in several gaps and packing.

7, as the dustproof sheet of linear slide rail as described in claim 1 or 6, it is characterized in that: this portion of plugging together one is the lamellar body that class descends, should plug together on the end cap of portion with respect to dustproof sheet, be provided with a resistance part with positioning hole, this positioning hole is planted for the portion of plugging together of dustproof sheet.